Hydroxyalkyl tertiary amine catalysts for isocyanate reactions

C - Chemistry – Metallurgy – 08 – G

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402/130, 402/164

C08G 18/02 (2006.01) C08G 18/00 (2006.01) C08G 18/18 (2006.01) C08G 18/28 (2006.01) C08G 18/40 (2006.01)

Patent

CA 1065092

HYDROXYALKYL TERTIARY AMINE CAT- ALYSTS FOR ISOCYANATE REACTIONS ABSTRACT OF THE DISCLOSURE Isocyanate reactions, such as their condensation with polyols to form polyurethanes and their polymerization to poly- isocyanurates, are promoted by certain hydroxyalkyl tertiary amine catalysts corresponding to the formula Image wherein Y = CR3 or Z Z = CH2?CH2OH n = 1 or 2

250401

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